42928263

素因数分解:

$3^2\times 7^2\times {\mathrm{311}}^1\times {\mathrm{313}}^1$

素因数の和:644

約数の個数: 36

約数和(自身を含む): 72594288

約数和(自身を除く): 29666025

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 311, 313, 441, 933, 939, 2177, 2191, 2799, 2817, 6531, 6573, 15239, 15337, 19593, 19719, 45717, 46011, 97343, 137151, 138033, 292029, 681401, 876087, 2044203, 4769807, 6132609, 14309421, 42928263]

約数ペア:

[(1, 42928263), (3, 14309421), (7, 6132609), (9, 4769807), (21, 2044203), (49, 876087), (63, 681401), (147, 292029), (311, 138033), (313, 137151), (441, 97343), (933, 46011), (939, 45717), (2177, 19719), (2191, 19593), (2799, 15337), (2817, 15239), (6531, 6573)]